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IEC 60794-2-ed.4.0
Optical fibre cables - Part 2: Indoor cables - Sectional specification
Translate name
STANDARD published on 22.6.2017
The information about the standard:
Designation standards: IEC 60794-2-ed.4.0
Publication date standards: 22.6.2017
SKU: NS-686706
The number of pages: 29
Approximate weight : 87 g (0.19 lbs)
Country: International technical standard
Category: Technical standards IEC
The category - similar standards:
Annotation of standard text IEC 60794-2-ed.4.0 :
IEC 60794-2:2017 is a sectional specification. It gives the requirements that apply to optical fibre cables for indoor use in communications networks. Other types of applications requiring similar types of cables can be considered. This fourth edition cancels and replaces the third edition published in 2002. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - the specification has been streamlined by cross-referencing with IEC 60794-1-1 and IEC TR 61931; - the document structure has been aligned with IEC 60794-3, and Clause 4 on optical fibres was added; - transmission requirements in Clause 4 were added; - the electrical conductors and the lay-up of the cable elements were introduced into Article 5 on cable elements and construction; - 5.13 on identification was separated in fibre, unit and sheath colour coding; - the colour coding proposals were extended to accommodate latest fibre categories; - Article 6 on installation and operating condition was added; - cable element tests and cable tests have been simplified by the use of tables instead of text; - a bibliography has been added. Keywords: optical fibre cables for indoor use in communications networks IEC 60794-2:2017 est une specification intermediaire. Elle donne les exigences relatives aux cables a fibres optiques destines a etre utilises en interieur dans des reseaux de communication. Il peut etre envisage de considerer dautres types dapplications necessitant des cables dun type similaire. Cette quatrieme edition annule et remplace la troisieme edition parue en 2002, dont elle constitue une revision technique. Cette edition inclut les modifications techniques majeures suivantes par rapport a ledition precedente: - la specification a ete rationalisee par etablissement de correspondances avec lIEC 60794-1-1 et lIEC TR 61931; - la structure du document a ete alignee sur celle de lIEC 60794-3, et lArticle 4 sur les fibres optiques a ete ajoute; - les exigences de transmission dans lArticle 4 ont ete ajoutees; - les conducteurs electriques et lassemblage des elements de cable ont ete introduits dans lArticle 5 sur les elements de cable et la construction des cables; - le paragraphe 5.13 sur lidentification a ete divise en trois parties: le codage par couleurs des fibres, le codage par couleurs des unites et le codage par couleurs des gaines; - les propositions de codage par couleurs ont ete etendues pour tenir compte des dernieres categories de fibres; - lArticle 6 sur les conditions dinstallation et de fonctionnement a ete ajoute; - les essais sur les elements de cable et les essais sur les cables ont ete simplifies en remplacant le texte par des tableaux; - une bibliographie a ete ajoutee. Mots cles: cables a fibres optiques destines a etre utilises en interieur dans des reseaux de communication
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